CVE-2020-8474
CVE-2020-8474 is a high-severity vulnerability in Abb 800xa Base System with a CVSS 3.x base score of 7.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-269.
Key facts
- Severity: High (CVSS 3.x base score 7.8)
- CVSS v2: 4.6
- EPSS exploit prediction: 0% (20th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-269
- Affected product: Abb 800xa Base System
- Published:
- Last modified:
Description
Weak Registry permissions in ABB System 800xA Base allow low privileged users to read and modify registry settings related to control system functionality, allowing an authenticated attacker to cause system functions to stop or malfunction.
Frequently asked questions
- What is CVE-2020-8474?
- Weak Registry permissions in ABB System 800xA Base allow low privileged users to read and modify registry settings related to control system functionality, allowing an authenticated attacker to cause system functions to stop or malfunction.
- How severe is CVE-2020-8474?
- CVE-2020-8474 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
- Is CVE-2020-8474 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (20th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2020-8474?
- CVE-2020-8474 affects Abb 800xa Base System. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2020-8474?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
- When was CVE-2020-8474 published?
- CVE-2020-8474 was published on 2020-04-22 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:a:abb:800xa_base_system:*:*:*:*:*:*:*:*
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